To provide a data control device suitable for receiving and storing data entrusted from a user.
This device is equipped with a memory means 140, an access means 121 for executing reading and writing operation of the data thereto, a storage information memory means 150 for memorizing storage information for showing at least a storage period of the data corresponding to the memorized data, and a control means 122 for controlling the reading and writing operation of the data of the access means to the memory means. The control means 122 restricts the reading and writing operation of the access means to the memory means, so that the data memorized in the memory means is retained at least until the storage period memorized corresponding to the data elapses.
| JP2000029830A | 2000-01-28 |
"動画・写真・音楽データなど、ソニー、ネット上で保管−個人向けに代行。", 日本経済新聞, vol. 朝刊, JPN4005009285, 1 October 2000 (2000-10-01), pages 5, ISSN: 0000720664